4. Photocopying
  5. Contact printing
  6. Light boxes

Kouhei Katayama

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Developing unit for electro-photographic apparatus

Photocopying – Contact printing – Light boxes
Patent

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Electrophotographic apparatus having a printing density...

Electrophotography – Image formation – Operator adjusted density
Reexamination Certificate

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Toner for electrostatic image development

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1776688

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